Go back to the basics with the GT (Green Toe) Jane. These casual shoes were designed using Green Toe practices that are mindful of ecological impact. Green Toe shoes represent Simple's effort to keep shoe manufacturing from hurting the planet: no chemicals, no leather, no plastic, no poisons2just all-natural materials (like jute, cork, bamboo, natural crepe rubber, and wool felt). Full jute upper and stitching. Drop-in cork and rubber PedBed footbed takes on the role of sock liner and midsole and features a textured jute topsheet that massages the bottom of your foot. Cork footbed creates a resilient, cushiony surface that naturally resists mold and mildew. Recycled tire-rubber outsole.